Contemporary Amperex Technology had 25 patents in advanced materials during Q4 2023. Contemporary Amperex Technology Ltd filed patents for a surface treatment composition, a perovskite betavoltaic-photovoltaic battery, a coating extrusion head, a perovskite solar cell, and a solar cell with improved photovoltaic conversion efficiency. The inventions include innovative materials and structures to enhance the performance and functionality of batteries, solar cells, and coating processes. GlobalData’s report on Contemporary Amperex Technology gives a 360-degreee view of the company including its patenting strategy. Buy the report here.

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Contemporary Amperex Technology grant share with advanced materials as a theme is 12% in Q4 2023. Grant share is based on the ratio of number of grants to total number of patents.

Recent Patents

Application: Surface treatment composition, electrode and preparation method thereof, secondary battery, and device (Patent ID: US20230411627A1)

The patent filed by Contemporary Amperex Technology Ltd. describes a surface treatment composition consisting of a first ingredient, a polycaprolactone modified with an acidic group and/or a salt of the acidic group, and a second ingredient selected from specific polyether-modified compounds. The first ingredient is present in 1 to 30 parts by weight, as is the second ingredient. The composition aims to enhance the properties of surfaces it is applied to.

The claims associated with the patent detail specific aspects of the surface treatment composition, including the types of acidic groups and salts used, weight percentages of components, molecular weight ranges, and solubility in water. The patent also extends to the application of the composition in electrodes for batteries, specifying the structure of the electrode layers and the materials used. Additionally, the patent covers the use of the surface-treated electrodes in secondary batteries and devices requiring electrical energy. Overall, the patent outlines a novel surface treatment composition and its applications in enhancing electrode performance and battery technology.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.